66 lines
1.3 KiB
Java
66 lines
1.3 KiB
Java
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package LanQiaoOJ;
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/*<EFBFBD><EFBFBD>2<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <EFBFBD><EFBFBD>Ŀ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⣬ֻ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>佫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɡ<EFBFBD>
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С<EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD>ϲ<EFBFBD><EFBFBD> 2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǹ<EFBFBD>Ԫ 2020<EFBFBD>꣬<EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˣ<EFBFBD><EFBFBD><EFBFBD>Ϊÿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>϶<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD> 2<EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>գ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʴӹ<EFBFBD>Ԫ 1900 <EFBFBD><EFBFBD> 1 <EFBFBD><EFBFBD>1 <EFBFBD>յ<EFBFBD><EFBFBD><EFBFBD>Ԫ 9999 <EFBFBD><EFBFBD> 12 <EFBFBD><EFBFBD> 31 <EFBFBD>գ<EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϰ<EFBFBD><EFBFBD><EFBFBD>
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2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD>а<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 2<EFBFBD><EFBFBD>
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*/
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public class <EFBFBD><EFBFBD>2<EFBFBD><EFBFBD><EFBFBD><EFBFBD> {
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//<2F><><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><C2B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>±<EFBFBD>Ϊ1<CEAA><31>ʼ
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static int[] w= {0,31,28,31,30,31,30,31,31,30,31,30,31};
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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static int y=1900,m=1,d=1;
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public static void main(String[] args) {
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int count=0; //ͳ<>ƺ<EFBFBD>2<EFBFBD><32><EFBFBD><EFBFBD>
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//ѭ<><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊy=9999&&m=12&&d=31
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while(y!=9999||m!=12||d!=31) {
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//<2F>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>
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if(y%400==0||y%4==0&&y%100!=0)
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w[2]=29;
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else
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w[2]=28;
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//<2F>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(check())
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count++;
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//<2F><><EFBFBD>ڱ<EFBFBD><DAB1><EFBFBD>
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d++;
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if(d>w[m]) {
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m++;
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d=1;
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}
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if(m>12) {
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y++;
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m=1;
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}
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}
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System.out.println(count+1);
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}
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static boolean check() {
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// TODO Auto-generated method stub
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//<2F><><EFBFBD><EFBFBD>ֱ<EFBFBD>Ӳ<EFBFBD><D3B2><EFBFBD>y<EFBFBD><79><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>ȫ<EFBFBD>ֱ<EFBFBD><D6B1><EFBFBD>
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int a=y;
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while(a>0) {
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if(a%10==2)
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return true;
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a/=10;
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}
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int b=m;
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while(b>0) {
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if(b%10==2)
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return true;
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b/=10;
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}
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int c=d;
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while(c>0) {
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if(c%10==2)
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return true;
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c/=10;
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}
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return false;
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}
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}
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